White yak is a rare and special local thoroughbred in Qinghai-Tibet Plateau of China, mainly produced in Tianzhu Tibetan Autonomous County of Gansu Province, and it is a rare and special local thoroughbred in China, with considerable economic benefits and protected by national geographical trademarks. The adult bull of white yak weighs 5 kilograms, and one kilogram of yak meat is 5 yuan.